Alexander Katoulis

Diagnostic Performance of the Lymphocyte Transformation Test and Patch Testing in Delayed Hypersensitivity Drug Reactions

Background: Cutaneous adverse drug reactions (CADRs) occur in 2–5% of inpatients, primarily due to delayed (T-cell-mediated) reactions, such as maculopapular exanthemas (MPEs). The lymphocyte transformation test (LTT) detects drug-specific T-cell responses with varied sensitivity...